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-rw-r--r--browser/components/urlbar/UrlbarProviderAboutPages.sys.mjs82
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diff --git a/browser/components/urlbar/UrlbarProviderAboutPages.sys.mjs b/browser/components/urlbar/UrlbarProviderAboutPages.sys.mjs
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+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/**
+ * This module exports a provider that offers about pages.
+ */
+
+import {
+ UrlbarProvider,
+ UrlbarUtils,
+} from "resource:///modules/UrlbarUtils.sys.mjs";
+
+const lazy = {};
+
+ChromeUtils.defineESModuleGetters(lazy, {
+ AboutPagesUtils: "resource://gre/modules/AboutPagesUtils.sys.mjs",
+ UrlbarResult: "resource:///modules/UrlbarResult.sys.mjs",
+});
+
+/**
+ * Class used to create the provider.
+ */
+class ProviderAboutPages extends UrlbarProvider {
+ /**
+ * Unique name for the provider, used by the context to filter on providers.
+ *
+ * @returns {string}
+ */
+ get name() {
+ return "AboutPages";
+ }
+
+ /**
+ * The type of the provider, must be one of UrlbarUtils.PROVIDER_TYPE.
+ *
+ * @returns {UrlbarUtils.PROVIDER_TYPE}
+ */
+ get type() {
+ return UrlbarUtils.PROVIDER_TYPE.PROFILE;
+ }
+
+ /**
+ * Whether this provider should be invoked for the given context.
+ * If this method returns false, the providers manager won't start a query
+ * with this provider, to save on resources.
+ *
+ * @param {UrlbarQueryContext} queryContext The query context object
+ * @returns {boolean} Whether this provider should be invoked for the search.
+ */
+ isActive(queryContext) {
+ return queryContext.trimmedSearchString.toLowerCase().startsWith("about:");
+ }
+
+ /**
+ * Starts querying. Extended classes should return a Promise resolved when the
+ * provider is done searching AND returning results.
+ *
+ * @param {UrlbarQueryContext} queryContext The query context object
+ * @param {Function} addCallback Callback invoked by the provider to add a new
+ * result. A UrlbarResult should be passed to it.
+ */
+ startQuery(queryContext, addCallback) {
+ let searchString = queryContext.trimmedSearchString.toLowerCase();
+ for (const aboutUrl of lazy.AboutPagesUtils.visibleAboutUrls) {
+ if (aboutUrl.startsWith(searchString)) {
+ let result = new lazy.UrlbarResult(
+ UrlbarUtils.RESULT_TYPE.URL,
+ UrlbarUtils.RESULT_SOURCE.HISTORY,
+ ...lazy.UrlbarResult.payloadAndSimpleHighlights(queryContext.tokens, {
+ title: [aboutUrl, UrlbarUtils.HIGHLIGHT.TYPED],
+ url: [aboutUrl, UrlbarUtils.HIGHLIGHT.TYPED],
+ icon: UrlbarUtils.getIconForUrl(aboutUrl),
+ })
+ );
+ addCallback(this, result);
+ }
+ }
+ }
+}
+
+export var UrlbarProviderAboutPages = new ProviderAboutPages();